/* Copyright (C) 2014 InfiniDB, Inc.

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation; version 2 of
   the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
   MA 02110-1301, USA. */

/*
 * $Id: stats.h 2035 2013-01-21 14:12:19Z rdempsey $
 */

/** @file */

#pragma once

#include <pthread.h>
#include <boost/thread.hpp>
#include <iostream>
#include <sstream>

#include "brm.h"

namespace dbbc
{
class Stats
{
 public:
  Stats();
  Stats(const char* name);
  virtual ~Stats();

  void touchedLBID(uint64_t lbid, pthread_t thdid, uint32_t session = 0);
  void markEvent(const uint64_t lbid, const pthread_t thdid, const uint32_t session, const char event);

  inline BRM::OID_t lbid2oid(uint64_t lbid)
  {
    BRM::OID_t oid;
    uint16_t dbroot;
    uint32_t partNum;
    uint16_t segNum;
    uint32_t fbo;
    brm.lookupLocal(lbid, 0, false, oid, dbroot, partNum, segNum, fbo);
    return oid;
  }

 private:
  Stats(const Stats& rhs);
  Stats& operator=(const Stats& rhs);

  boost::thread* fMonitorp;
  BRM::DBRM brm;
  // ostringstream fName;
  const char* fName;
};

}  // namespace dbbc
